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rpm rev

  1. gregorycbr

    Missfire at idle and when cruising

    Hello I have Leon fr auq engine 20vt 133000km the car has miss fire on idle till 2700-3000 RMP not at WOT pressure 1.35 over somethimes boost come and go . is stage one Revo from factory I do bypass n249 (n249 is connected hoses and plugs) and close EGR from Sai because Sai motor is broken ...